[PATCH] x86_64: Support constant TSC feature in future AMD CPUs.
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / x86_64 / Makefile
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1#
2# x86_64/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies. Remember to do have actions
6# for "archclean" and "archdep" for cleaning up and making dependencies for
7# this architecture
8#
9# This file is subject to the terms and conditions of the GNU General Public
10# License. See the file "COPYING" in the main directory of this archive
11# for more details.
12#
13# Copyright (C) 1994 by Linus Torvalds
14#
15# 19990713 Artur Skawina <skawina@geocities.com>
16# Added '-march' and '-mpreferred-stack-boundary' support
17# 20000913 Pavel Machek <pavel@suse.cz>
18# Converted for x86_64 architecture
19# 20010105 Andi Kleen, add IA32 compiler.
20# ....and later removed it again....
21#
22# $Id: Makefile,v 1.31 2002/03/22 15:56:07 ak Exp $
23
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24LDFLAGS := -m elf_x86_64
25OBJCOPYFLAGS := -O binary -R .note -R .comment -S
5ded01e8 26LDFLAGS_vmlinux :=
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27
28CHECKFLAGS += -D__x86_64__ -m64
29
30cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8)
31cflags-$(CONFIG_MPSC) += $(call cc-option,-march=nocona)
32CFLAGS += $(cflags-y)
33
34CFLAGS += -mno-red-zone
35CFLAGS += -mcmodel=kernel
36CFLAGS += -pipe
37# this makes reading assembly source easier, but produces worse code
38# actually it makes the kernel smaller too.
39CFLAGS += -fno-reorder-blocks
40CFLAGS += -Wno-sign-compare
41ifneq ($(CONFIG_DEBUG_INFO),y)
42CFLAGS += -fno-asynchronous-unwind-tables
43# -fweb shrinks the kernel a bit, but the difference is very small
44# it also messes up debugging, so don't use it for now.
45#CFLAGS += $(call cc-option,-fweb)
46endif
47# -funit-at-a-time shrinks the kernel .text considerably
48# unfortunately it makes reading oopses harder.
49CFLAGS += $(call cc-option,-funit-at-a-time)
50# prevent gcc from generating any FP code by mistake
51CFLAGS += $(call cc-option,-mno-sse -mno-mmx -mno-sse2 -mno-3dnow,)
52
53head-y := arch/x86_64/kernel/head.o arch/x86_64/kernel/head64.o arch/x86_64/kernel/init_task.o
54
55libs-y += arch/x86_64/lib/
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56core-y += arch/x86_64/kernel/ \
57 arch/x86_64/mm/ \
58 arch/x86_64/crypto/
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59core-$(CONFIG_IA32_EMULATION) += arch/x86_64/ia32/
60drivers-$(CONFIG_PCI) += arch/x86_64/pci/
61drivers-$(CONFIG_OPROFILE) += arch/x86_64/oprofile/
62
63boot := arch/x86_64/boot
64
65.PHONY: bzImage bzlilo install archmrproper \
66 fdimage fdimage144 fdimage288 archclean
67
68#Default target when executing "make"
69all: bzImage
70
71BOOTIMAGE := arch/x86_64/boot/bzImage
72KBUILD_IMAGE := $(BOOTIMAGE)
73
74bzImage: vmlinux
75 $(Q)$(MAKE) $(build)=$(boot) $(BOOTIMAGE)
76
77bzlilo: vmlinux
78 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) zlilo
79
80bzdisk: vmlinux
81 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) zdisk
82
0d20babd 83fdimage fdimage144 fdimage288: vmlinux
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84 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@
85
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86install:
87 $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@
88
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89archclean:
90 $(Q)$(MAKE) $(clean)=$(boot)
91
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92define archhelp
93 echo '* bzImage - Compressed kernel image (arch/$(ARCH)/boot/bzImage)'
94 echo ' install - Install kernel using'
95 echo ' (your) ~/bin/installkernel or'
96 echo ' (distribution) /sbin/installkernel or'
97 echo ' install to $$(INSTALL_PATH) and run lilo'
98endef
99
100CLEAN_FILES += arch/$(ARCH)/boot/fdimage arch/$(ARCH)/boot/mtools.conf
101
102